Pirgachi (Dosti More at NH 34) to Kunor via Malgaon VR Chainage from 0.00 km to 15.40 km (excluding market portion 1250 mtr), Strengthening and Protection Work Under Uttar Dinajpur Division P.W.D. in the district of Uttar Dinajpur.

Pavement Works Maintenance of Earth Shoulder (stripping excess soil) Stripping excess soil from the shoulder surface to achieve theapproved level and compacting with plate compactor as per the requirement of MORT&H's specification 3003.The earth stripped from earthen shoulders to be dumped on the side slopes locally for disposal.

Construction of Subgrade and Earthen Shoulders Construction of sub-grade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table No. 300-2 (Reference to MoRT&H's specification clause 305). Lead upto 5 km. Land owned and arranged by contractor.

Scarifying Existing Bituminous Surface to a depth of 50 mm by Mechanical MeansScarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified material within all lifts and lead upto 1000 metres (Reference to MoRT&H's specification clause 305.4.3).

Excavation in Soil using Hydraulic Excavator CK 90 and Tippers with Disposal upto 1000 metres. Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 1000m (Reference to MoRT&H's specification clause 301).

Medium Sand Filling in Foundation Trenches with good local sand free from earth not exceeding 150 mm compacted thickness including inundating each layer by profuse water and porking and rammimg layer by layer. Quality of sand is to be approved by the Engineer-in-charge.(Reference to MORT&H's specification 304).

Granular Sub-Base with Graded Material Plant Mix MethodConstruction of granular sub-base by providing graded material such asnatural sand/crushed gravel/crushedstone/combination depending uponthe required grading spreading inuniform layers with motor grader onprepared surface, mixing byappropriate mechanical mixure (withcontrolled addition of water), and compacting with vibratory roller toachieve at least 98% of the maximumdry density for the materialdetermined as per IS:2720 (Part complete as per clause 401 Grading-V Material

Wet Mix MacadamProviding, laying, spreading and compacting graded stone aggregate conforming to the grading of table 400- 13 revised vide table 2 of IRC : 109 (2015) to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density .The thickness of a single compacted layer shall not be less than 75 mm.(Reference to MoRT&H's specification 406. Using Pakur Variety Stone Aggregates.(Payment will be made on the basis of finished compacted volume)

Prime Coat Providing and applying primer coat with cationic bitumen emulsion SS1 grade conforming to IS:8887 on prepared porous granular surface including clearing of road surface and spraying primer using mechanical means (Reference to MORT&H's specification clause 502). On WMM/WBM surface @ 0.85kg /sqm. Using Cationic SS-1

Tack Coat Providing and applying tack coat with Cationic bitumen emulsion (RS1) complying with IS:8887 using emulsion pressure distributor on the prepared bituminous/granular /cement concrete pavement surface cleaned with mechanical broom and high pressure air jet (Reference to MORT&H's specification clause 503). On bituminous surface @ 0.25kg /sqm Using Cationic RS1

Tack Coat Providing and applying tack coat with Cationic bitumen emulsion (RS1) complying with IS:8887 using emulsion pressure distributor on the prepared bituminous/granular /cement concrete pavement surface cleaned with mechanical broom and high pressure air jet (Reference to MORT&H's specification clause 503). On Granular surface treated with primer @ 0.275 /sqm. Using Cationic RS1